89470340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{144307}}^1$

素因数の和:144347

約数の個数: 24

約数和(自身を含む): 193949952

約数和(自身を除く): 104479612

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 144307, 288614, 577228, 721535, 1443070, 2886140, 4473517, 8947034, 17894068, 22367585, 44735170, 89470340]

約数ペア:

[(1, 89470340), (2, 44735170), (4, 22367585), (5, 17894068), (10, 8947034), (20, 4473517), (31, 2886140), (62, 1443070), (124, 721535), (155, 577228), (310, 288614), (620, 144307)]